Lake Massabesic
E592862
Lake Massabesic is a large freshwater reservoir in southern New Hampshire that serves as the primary drinking water supply for the city of Manchester and a popular spot for outdoor recreation.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Lake Massabesic canonical | 4 |
| Massabesic Lake | 1 |
| Massabesic Lake (Manchester, New Hampshire) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6390366 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lake Massabesic Context triple: [Auburn, New Hampshire, hasBodyOfWater, Lake Massabesic]
-
A.
Mooselookmeguntic Lake
Mooselookmeguntic Lake is a large, scenic freshwater lake in western Maine known for its unspoiled wilderness setting, outdoor recreation, and role in the Rangeley Lakes region.
-
B.
Chesuncook Lake
Chesuncook Lake is a large, remote reservoir in north-central Maine known for its wilderness setting, fishing, and role in the Penobscot River system.
-
C.
Lake Winnipesaukee
Lake Winnipesaukee is a large, scenic glacial lake in central New Hampshire known for its islands, recreational boating, and role as a popular summer vacation destination.
-
D.
Lake Wassookeag
Lake Wassookeag is a freshwater lake in Dexter, Maine, known for recreational activities like boating, fishing, and swimming in a scenic rural setting.
-
E.
Rangeley Lake
Rangeley Lake is a scenic freshwater lake in western Maine known for its recreational opportunities, including fishing, boating, and lakeside camping.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Lake Massabesic Target entity description: Lake Massabesic is a large freshwater reservoir in southern New Hampshire that serves as the primary drinking water supply for the city of Manchester and a popular spot for outdoor recreation.
-
A.
Mooselookmeguntic Lake
Mooselookmeguntic Lake is a large, scenic freshwater lake in western Maine known for its unspoiled wilderness setting, outdoor recreation, and role in the Rangeley Lakes region.
-
B.
Chesuncook Lake
Chesuncook Lake is a large, remote reservoir in north-central Maine known for its wilderness setting, fishing, and role in the Penobscot River system.
-
C.
Lake Winnipesaukee
Lake Winnipesaukee is a large, scenic glacial lake in central New Hampshire known for its islands, recreational boating, and role as a popular summer vacation destination.
-
D.
Lake Wassookeag
Lake Wassookeag is a freshwater lake in Dexter, Maine, known for recreational activities like boating, fishing, and swimming in a scenic rural setting.
-
E.
Rangeley Lake
Rangeley Lake is a scenic freshwater lake in western Maine known for its recreational opportunities, including fishing, boating, and lakeside camping.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
freshwater body
ⓘ
lake ⓘ reservoir ⓘ |
| averageDepth | approximately 17 feet ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| cityServed | Manchester, New Hampshire NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| elevation |
approximately 250 feet above sea level
ⓘ
approximately 76 meters above sea level ⓘ |
| fishingRegulation | New Hampshire Fish and Game regulations apply ⓘ |
| hasBoatLaunch | public boat launches in Auburn ⓘ |
| hasIsland |
Brown’s Island
NERFINISHED
ⓘ
Double Island NERFINISHED ⓘ Gildersleeve Island NERFINISHED ⓘ |
| hasOutflow | Cohas Brook NERFINISHED ⓘ |
| hasShorelineFeature | Massabesic Audubon Center NERFINISHED ⓘ |
| hasTrail |
Massabesic Lake Trail network
NERFINISHED
ⓘ
Rockingham Recreational Trail NERFINISHED ⓘ |
| length |
approximately 5 miles
ⓘ
approximately 8 kilometers ⓘ |
| locatedIn |
New Hampshire
ⓘ
Rockingham County, New Hampshire NERFINISHED ⓘ |
| locatedNear |
Auburn, New Hampshire
NERFINISHED
ⓘ
Manchester, New Hampshire NERFINISHED ⓘ |
| managedBy | Manchester Water Works NERFINISHED ⓘ |
| maximumDepth | approximately 50 feet ⓘ |
| nameEtymology | derived from a Native American word often interpreted as “place of much water” ⓘ |
| nearCommunity |
Auburn, New Hampshire
NERFINISHED
ⓘ
Chester, New Hampshire NERFINISHED ⓘ |
| nearProtectedArea | Massabesic Audubon Center NERFINISHED ⓘ |
| partOfWatershed | Merrimack River watershed NERFINISHED ⓘ |
| primaryWaterSupplyFor | Manchester, New Hampshire NERFINISHED ⓘ |
| prohibits | gasoline-powered personal watercraft ⓘ |
| recreationalActivity |
birdwatching
ⓘ
boating ⓘ canoeing ⓘ fishing ⓘ hiking ⓘ kayaking ⓘ |
| surfaceArea |
approximately 10 square kilometers
ⓘ
approximately 2,500 acres ⓘ |
| swimmingPolicy | swimming prohibited in main drinking water areas ⓘ |
| use |
drinking water supply
ⓘ
recreation ⓘ |
| waterType | freshwater ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Lake Massabesic Description of subject: Lake Massabesic is a large freshwater reservoir in southern New Hampshire that serves as the primary drinking water supply for the city of Manchester and a popular spot for outdoor recreation.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Massabesic Lake
this entity surface form:
Massabesic Lake (Manchester, New Hampshire)